1、Copyright ASME International Provided by IHS under license with ASMENot for ResaleNo reproduction or networking permitted without license from IHS-,-The American Society of Mechanical Engineers A N AMERICAN NATIONAL STANDARD CROSS TIP SCREWDRIVERS ASME B107.3O-2002 Copyright ASME International Provi
2、ded by IHS under license with ASMENot for ResaleNo reproduction or networking permitted without license from IHS-,-Date of Issuance:January 15,2003 This Standard will be revised when the Society approves the issuance of a new edition.There will be no addenda issued to this edition.ASME issues writte
3、n replies to inquiries concerning interpretations of technical aspects of this Standard.Interpretations are published on the ASME Web site under the Committee Pages at http:/l.asrne.orglcodesl as they are issued.ASME is the registered trademark of The American Society of Mechanical Engineers.This co
4、de or standard was developed under procedures accredited as meeting the criteria for American National Standards.The Standards Committee that approved the code or standard was balanced to assure that individuals from competent and concerned interests have had an opportunity to participate.The propos
5、ed code or standard was made available for public review and comment that provides an opportunity for additional public input from industry,academia,regulatory agencies,and the public-at-large.ASME does not approve,rate,or endorse any item,construction,proprietary device,or activity.ASME does not ta
6、ke any position with respect to the validity of any patent rights asserted in connection with any items mentioned in this document,and does not undertake to insure anyone utilizing a standard against liability for infringement of any applicable letters patent,nor assume any such liability.Users of a
7、 code or standard are expressly advised that determination of the validity of any such patent rights,and the risk of infringement of such rights,is entirely their own responsibility.Participation by federal agency representative(s1 or person(s)affiliated with industry is not to be interpreted as gov
8、ernment or industry endorsement of this code or standard.ASME accepts responsibility for only those interpretations of this document issued in accordance with the established ASME procedures and policies,which precludes the issuance of interpretations by individuals.No part of this document may be r
9、eproduced in any form,in an electronic retrieval system or otherwise,without the prior written permission of the publisher.The American Society of Mechanical Engineers Three Park Avenue,New York,NY 10016-5990 Copyright O 2003 by THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS All rights reserved Printe
10、d in U.S.A.Copyright ASME International Provided by IHS under license with ASMENot for ResaleNo reproduction or networking permitted without license from IHS-,-CONTENTS Foreword.Standards Committee Roster.Correspondence With the B 107 Committee.1 Scope.2 Classification.3 Normative References.4 Defin
11、itions.5 Requirements.6 Test Procedures.7 Designations.Fig u res 1 Type I(PH)and Type I I (E)Screwdriver Assemblies.2 Type I(PH)Cross Tip Screwdriver.3 Type II(PZ)Cross Tip Screwdriver.4 Typical Appearance of a Cushion Grip Screwdriver.5 Tables 1A 1B 3 4 Test Block Wing Spread.Dimensional and Perfor
12、mance Characteristics of Type I(PH)Screwdrivers.Dimensional and Performance Characteristics of Type II(PZ)Screwdrivers.Type I(PH)Tip Dimensions(See Fig.2).Type II(PZ)Tip Dimensions(See Fig.3).2 Impact Test Data.iv V vi 1 1 1 2 2 4 7 iii Copyright ASME International Provided by IHS under license with
13、 ASMENot for ResaleNo reproduction or networking permitted without license from IHS-,-FOREWORD The American National Standards Committee B107,Socket Wrenches and Drives,under sponsorship of The American Society of Mechanical Engineers,was reorganized as an ASME Standards Committee,and its title was
14、changed to Hand Tools and Accessories.In 1996 its scope was expanded to address safety considerations.The purposes of this Standard are to define general and dimensional data and safety considerations specifically applicable to cross tip screwdrivers and to specify test methods to evaluate performan
15、ce relating to the defined requirements.This new Standard includes a revision of matenal previously contained in ASME B 107.15-1993 Fiat Tip and Phillips Screwdrivers.Principal changes in this Standard are the inclusion of PZ type screwdrivers and safety considerations.The format of this Standard is
16、 in accordance with The ASME Codes and Standards Writing Guide 2000.Requests for interpretations of the technical requirements of this Standard should be expressed in writing to the Secretary,B107 Committee,at the address below.Suggestions for the improvement of this Standard are welcome.They should be addressed to The American Society of Mechanical Engineers,Secretary,B107 Standards Committee,Three Park Avenue,New York,NY 10016-5990.The requirements of this Standard become effective at the time
